/*
This is part of Screenbar, which is based in part on the Litestep
shell source code.

Copyright (C) 2008-2009 Jim Babcock
Copyright (C) 1997-2009 The LiteStep Development Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/
#include "stdafx.h"

SpacerElement::SpacerElement(int size, bool optional, bool expanding)
	:LayoutElement(spacerElementName(size,optional,expanding))
{
	this->size = size;
	this->optional = optional;
	this->expanding = expanding;
}

ElementSize SpacerElement::getLength(const LayoutCacheNode *node)
{
	ElementSize ret;
	ret.minimum = optional ? 0 : size;
	ret.preferred = size;
	return ret;
}

bool SpacerElement::isExpanding()
{
	return expanding;
}

string SpacerElement::spacerElementName(int size, bool optional, bool expanding)
{
	if(expanding)
		return "__sb_freeSpace";
	else if(optional)
		return retprintf("__sb_optionalSpacer_%i", size);
	else
		return retprintf("__sb_spacer_%i", size);
}
